Iowa StatutesCHAPTER 476C - RENEWABLE ENERGY TAX CREDIT476C.1 - DEFINITIONS.476C.2 - TAX CREDIT AMOUNT -- LIMITATIONS.476C.3 - DETERMINATION OF ELIGIBILITY.476C.4 - TAX CREDIT CERTIFICATE PROCEDURE.476C.5 - CERTIFICATE ISSUANCE PERIOD.476C.6 - TRANSFERABILITY AND USE OF TAX CREDIT CERTIFICATES -- REGISTRATION.476C.7 - RULES.